#include<stdio.h>
int main()
{
    int a,b,m,k,l,x=0,y=0,p,q;
    for(m=4;m<=2000;m=m+2);
           {
               k=p/2;
               for(a=2;a<=k;a++);
                     {
                     if(p%a==0)
                        break;
                     if(a>k)
                         {
                             x=1;
                             q=m-p;
                         }
                     }
                                     l=q/2;
                                     for(b=2;b<=l;b++);
                                     if(q%b==0)
                                         break;
                                     if(b>l)
                                        y=1;
            if(x*y==1)
                 printf("%d=%d+%d",m,p,q);
                 x=0;
                 y=0;
                 break;
            
                                         
                           
                                    
           }
        return 0;
}

p的值是多少。。

1、变量P没有赋初值；2、for语句后均多了一个分号；